Long Cycle Life 24V 15Ah e bike batteries Dolphin High Energy Capacity Density The li-ion electric bike battery is more safe and reliable than the lead acid one. It does not explode or burn when bump, heavy ... Read More
Low lnternal Resistance 24V20Ah e bike batteries Dolphin High Power Performance The li-ion electric bike battery is more safe and reliable than the lead acid one. It does not explode or burn when bump, heavy ... Read More